This Arduino sketch sequentially turns on and off LED strips that are attached under the bullnose of each step in a stairwell. The project uses synchronous serial communication with 74HC595 shift ...

Wiring: Connect the LED strip's three main wires (5v, GND, Din) to male jumper wires. Connect the male jumper wires to the board, with 5v to the 5v pin and GND to the GND pin. Connect Din to an analog ...